M
Mathews de Oliveira Krambeck Franco
Researcher at Universidade Federal de Viçosa
Publications - 16
Citations - 192
Mathews de Oliveira Krambeck Franco is an academic researcher from Universidade Federal de Viçosa. The author has contributed to research in topics: Detection limit & Calibration curve. The author has an hindex of 6, co-authored 15 publications receiving 125 citations.
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Journal ArticleDOI
A digital image method of spot tests for determination of copper in sugar cane spirits
Kenia Dias Pessoa,Willian Toito Suarez,Marina Ferreira dos Reis,Mathews de Oliveira Krambeck Franco,Renata Pereira Lopes Moreira,Vagner Bezerra dos Santos +5 more
TL;DR: The spot test method associated with DIB allows the use of devices as digital cameras and smartphones to evaluate colorimetric reaction with low waste generation, practicality, quickness, accuracy, precision, high portability and low-cost.
Journal ArticleDOI
Digital Image Method Smartphone-Based for Furfural Determination in Sugarcane Spirits
TL;DR: In this paper, a colorimetric spot test and a digital image-based (DIB) method is proposed for in situ furfural determination in sugarcane spirit (cachaca) samples.
Journal ArticleDOI
Smartphone application for captopril determination in dosage forms and synthetic urine employing digital imaging.
Caroline Gomes Ravazzi,Mathews de Oliveira Krambeck Franco,Maria Carolina Robaina Vieira,Willian Toito Suarez +3 more
TL;DR: The developed method presents budgetary and environmental advantages concerning the use of cheap and easy-handled devices and the consumption of very low volumes of reagent (800 μL per determination).
Journal ArticleDOI
Smartphone Application for Methanol Determination in Sugar Cane Spirits Employing Digital Image-Based Method
Mathews de Oliveira Krambeck Franco,Willian Toito Suarez,Matheus Valentin Maia,Vagner Bezerra dos Santos +3 more
TL;DR: A simple, accurate, and low-cost analytical procedure for methanol determination in sugarcane spirits (cachaca) employing analysis of digital images is presented in this article.
Journal ArticleDOI
A fluorescence digital image-based method using a 3D-printed platform and a UV-LED chamber made of polyacid lactic for quinine quantification in beverages
Emelle K.N. da Silva,Vagner Bezerra dos Santos,Vagner Bezerra dos Santos,Ian S. Resque,Ian S. Resque,Carlos A. Neves,Sanclayton G. C. Moreira,Mathews de Oliveira Krambeck Franco,Willian Toito Suarez +8 more
TL;DR: In this article, a digital image-based (DIB) method for fluorometric detection was developed using an ultraviolet (UV) chamber and a spot test platform made with a 3D printer.